<p id="target"></p>

let target = document.getElementById("target");

for(let i = 1; i <= 100; i++) {
  if( i % 5 == 0 && i % 3 == 0 ) {
    target.innerHTML += "FizzBuzz<br>";
  } else if( i % 5 == 0 ) {
    target.innerHTML += "Fizz<br>";
  } else if( i % 3 == 0) {
    target.innerHTML += "Buzz<br>";
  } else {
    target.innerHTML += i + "<br>";
  }
}